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API594/ISO5752 Ductile Cast Iron Wafer Type Dual Plate Double Door Check Valves Non Reture Valve
US$45.00
1-499 pieces
US$25.00
500-99,999 pieces
US$5.00
100,000+ pieces
Product profile
Customization
AvailableType
ValveConnection
FlangeMaterial
Carbon SteelShape
Equal TeeLateral
WYE TeeHead Code
RoundWall Thickness
SCH40Finish
Black PaintingTechnics
ForgedPressure Rating
2000LBSStandard
ASTMCertification
ISO, CEValve Body
CastingValve Stem
NormalWorking Temperature
Medium Temperature (120°c<T<450°c)Body Material
Cast Iron/Ductile Iron/Wcb/CF8m/CF8/Al-BronzeSeat Material
NBR/EPDM/PTFE/Silicone etcEnd Standard
Pn6/10/16/25/21/150lb/JIS5K/10K/As2129 Table D/E/FPackage
Bubble Bags and Wooden BoxConnection Form
FlangeSeal Form
Auto SealedCertificates
CE ISO Wras Acs DnvCoating
Fbe Epoxy CoatedFace to Face
En558;API609;DIN3202;ISO5752;BS5155;AwwaDN
DN20-DN3000Transport Package
WoodenTrademark
USIOrigin
ChinaKey features
Pressure Seal Design: Unique cage unit allows testing seat-hinge-pin-disc assembly outside valve before welding.
Eliminates Pin Seal Leakage: Assembly tested externally ensures zero leakage risk upon installation.
Easy In-Line Service: Designed for efficient operation and simplified maintenance procedures.
Superior Tightness: Conical, lapped-in hardfaced seating is self-aligning for maximum sealing.
Prevents Water Hammer: Disc pivots through small arc to prevent backflow and water hammer effects.
Vertical Piping Compatible: Valve functions effectively in vertical piping with upward flow.
Wide Material Options: Available in Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel, and AL-Bronze.
Multiple Certification: Certified by ISO, CE, API, Wras, Acs, and Dnv standards.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 years CertifiedNearest Port: Tianjin Port;Shanghai Port;Average Response Time: ≤7.57h
About Our Factory & Business Background
AddressNo. 380, Huijin Industry Park, Furong Road, Changsha City Hunan Province, Changsha, Hunan, China
Plant Area160 square meters
Number of Employees18
Registered Capital10,000,000 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Minimum Order Quantity2 Tons
Supply Chain Partners100
Our Production Capability & Technical Expertise
Main ProductsSteel Pipe, Seamless Steel Pipe
QA/QC inspectors1 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instruction but no written records
R&D Engineers1 people
Traceability of Raw MaterialsNo
Our Industry Experience & Global Business Record
Year of Establishment2023-01-18
Main MarketsEurope
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff15
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Management System CertificationISO9001:2015
Cooperated with Fortune 500No
Product Q&A
Q:Who are we?
A:
We are based in Hunan, China, start from 2018, sell to Southeast Asia (18.00%), South America (17.00%), Africa (17.00%), Mid East (16.00%), Oceania (9.00%), South Asia (6.00%), Northern Europe (5.00%), Southern Europe (3.00%), Eastern Europe (2.00%), Western Europe (2.00%), Eastern Asia (2.00%), Domestic Market (1.00%), North America (1.00%), Central America (1.00%). There are total about 101-200 people in our office.
Q:How can we guarantee quality?
A:
Always a pre-production sample before mass production; Always final Inspection before shipment;
Q:What can you buy from us?
A:
carbon steel pipe, stainless steel pipe, casing and tubing, alloy steel pipe, scaffolding tube
Q:Why should you buy from us not from other suppliers?
A:
A1.Strong financial support:we can handle max amount 100-500 million dollars for an order. A2.Rich experienced marketing team/production team/after-sales team A3.We can provide you with all the required documents when the tender is in progress.
Q:Are your prices competitive?
A:
for the same quality, our price is lower, for the same price, our quality is the best better.
Send Inquiry
*To:
Union Steel Industry Co., Ltd.
Union Steel Industry Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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